Injector for introducing contrast agents into blood vessels



FIG. 1 is a perspective view of an injector for introducing contrast agents into blood vessels showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a side elevational view thereof opposite that shown in FIG. 3;

FIG. 5 is a rear end elevational view thereof; and

FIG. 6 is a front end elevational view thereof. 

The ornamental design for an injector for introducing contrast agents into blood vessels, as shown. 